Identification of electron-rich mononuclear Ni atoms on TiO<sub>2</sub>-A distinguished from Ni particles on TiO<sub>2</sub>-R in guaiacol hydrodeoxygenation pathways
Xiaoqiang Zhang, Peifang Yan, Bin Zhao, Z. Conrad Zhang
Abstract
Electron-rich mononuclear Ni atoms located at the oxygen vacancies on TiO<sub>2</sub>-A are the active sites for selective hydrodeoxygenation of guaiacol to phenolics, while the reduced Ni particles on TiO<sub>2</sub>-R catalyze hydrogenative aromatic ring saturation.
Topics & Concepts
HydrodeoxygenationGuaiacolCatalysisNickelMaterials scienceChemistryChemical engineeringInorganic chemistryOrganic chemistrySelectivityEngineeringCatalysis and Hydrodesulfurization StudiesCatalytic Processes in Materials ScienceNanomaterials for catalytic reactions